AS1281 154.6.208.0/21 CIDR and IP Range Summary.ASN: 1281 - PSINet Inc.Host Count: 2046Addressable IPs: 2048154.6.208.0/24154.6.209.0/24154.6.210.0/24154.6.211.0/24154.6.212.0/24154.6.213.0/24154.6.214.0/24154.6.215.0/24